Restarted to update the system screen is all black

Jv - Feb 14, 2015 at 05:05 PM

I have a lenovo edge 15. It restarted to update the system. And when it turns on and i log in, the screen is all black and i dont have any toolbar or the start option on screen. I really dont know what happened or what to do about it. Please help i have a project to complete ?